What is the best method to make a Saas profitable?

Wow, this is a very good page with so many tools on one page.

I have been writing Micro SaaS Ideas and cover this kind of stuff.

Below are a few ways you could think through in this case.

• SaaS wouldn't fit in this case as the tools are varied across different use cases.
• One option would be to make all kinds of tools for one kind of niche audience like Youtubers, Agencies, Students etc and charge for access.
• As mentioned by you, you could also add Affiliate links. You can get some help from AffiliateCorner.co
• Email Signups is something you can try too and send a weekly email with best set of tools. Once you have enough audience, you can get sponsored ads too.
• Alternatively you can limit the access for free users and provide a 'All-Access-LifeTime-Pass' for $20yr or so for paid members.
• Other ways request for Patreon/BuyMeCoffee donations.

In anycase, this is a big set of tools and loved it.

You might have to explore different avenues. As you mentioned, affiliate marketing might be a reliable source of income . Another source is to get their email and start an email marketing campaign with different relevant offers, this could be affiliate products or your own services. Of course, do not spam them, and follow email marketing best practices so you don't end up landing in their spam box.

Plus with the second route, you might even be able to personalize the email by the type of tools they are using if you can collect such information.

Of course, there are multiple other options that you might have to try out simultaneously. However, affiliate marketing is the most common one that I've seen other people do.

Also I've bookmarked your tool! Wish you all the best.

If you are looking to replicate what others indie founders have found success with, check out MarktStash.com

I curate this directory of marketing strategies shared by indie founders to help everyone grow their business / side projects.

All the best!